Home / 117,750.83-162,439.01-69,970.35

Finding the Fourth Proportional to 117,750.83, 162,439.01 and 69,970.35

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Solution

The fourth proportional to 117,750.83, 162,439.01 and 69,970.35 is: 96,525.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,750.83 : 162,439.01 = 69,970.35 : x
  2. Step 2: Convert to fraction form
    117,750.83/162,439.01 = 69,970.35/x
  3. Step 3: Cross multiply
    117,750.83x = 162,439.01 × 69,970.35
  4. Step 4: Simplify right side
    117,750.83x = 11,365,914,033.50
  5. Step 5: Solve for x
    x = 11,365,914,033.50/117,750.83
  6. Step 6: Final answer
    x = 96,525.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.